• Country
• Germany

• Manufacturer / Brand
• Seibt, Dr. Georg (Nachf.); Berlin, auch München

• Year
• 1931/1932

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 5792

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 2

• Valves / Tubes
• RENS1820 RENS1823d or REN1822

• Main principle
• TRF with regeneration; 1 AF stage(s)

• Tuned circuits
• 1 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Direct Current supply (DC) / 110-220 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: 21Gi - Seibt, Dr. Georg Nachf.;

• Dimensions (WHD)
• 230 x 195 x 180 mm / 9.1 x 7.7 x 7.1 inch

• Notes

• Preis ohne Röhren. Zusätzlich:

  • RENS1820, REN1822 Preis: 37,- RM
  • RENS1820, RENS1823d Preis: 42,- RM

• Price in first year of sale
• 67.00 RM +

• Source of data
• Katalog Radio-Zentrale Prohaska 1931/32 / Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange + FS-Bestückungstabellen

• Mentioned in
• Radio-Schnorr-Katalog Nr.53 1931/32

• Other Models

• Here you find 411 models, 350 with images and 201 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Seibt, Dr. Georg (Nachf.); Berlin, auch München